Question: A trainer is teaching a dolphin to do tricks. The probability that the dolphin successfullyperforms the trick is 3 5 % , and the probability

A trainer is teaching a dolphin to do tricks. The probability that the dolphin successfullyperforms the trick is 35%, and the probability that the dolphin does not successfullyperform the trick is 65%. Out of 20 attempts, you want to find the probability that thedolphin succeeds 12 times.

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